Metal hoop.



J. W. BRAINARD.

METAL 300?. APPLICATION FILED FEB. 17, 1908.

Patented Oct. 26; 1909.

" eashes;

"To all' 'wkomtt may concern: a T w I lowingisfaffullg oleargand eXaet ,descrip-" *tion, reference beingfhad to' the accompany-1 ring drawin s', forming-part of this speleifi o ationg'inW ieh Ib21rreis,fkeqs; and for use, in oooperage'genz-' 20" .my-improve'd hoop applied in pl'acei; Fig: '2" is a detail View in Cross-section of the-hoop -shown in Fig. 1-; 'Figs.'3 and t are. sectional} views similar to Fig. 2, showing modlifioa-o -tio s in the construction of the bead o'n' f the {margin on edge ofthe hoop 5 YThe object oft e'inventionisjto providev' lessened.

-- s 'iral head on one or both edges of'aflatf I I I 7 v o I I 1 1. A barre'l'hoop coin "rising a fiat thin Accordance with my, invention, applied in the bead being out of contact with, the sides or lamest-34G, ,ii'hfihssnyamh I Be it known h mm W;-

I Figure 1 is a longitudinal.seotionfoif a poi-,

tion of a barrel I or kegshowing onefform of My invention relates to I nietalf'ihoo isfen 'erally, an "it 'n ore-partioularly 'relatesito' beaded chime hoo s used. on slaek oo'operage."

a 1100;) having "an improved "form'Yof bead on.- the margin of such hoops'," by{which the hoop'is stiffened, and-a suitable driving" edge is provided 'fo'r,-@Pp1ying' the hoops. in pl'a*e,' and b which-"the diliieulti'es ex'peri- 'enced in ma ing beadedi hoops'are-greatly The invention consists. in the .=forming of a t in strip ofgznetahin such manner that the surfaces of. the metal forming thebeadare brought into contact-With ea'chjother, so as to resist the 'forces put upon the beaol while the hoop is'being driven, andlwhich will insure the beads being formed to bring the opposing faces of the metal strip' into contact and overcome the tendency of the opposing parts of the bead separating on' accountof the elasticity of the metal.

' In the drawings, 2 represents a barrel or keg having a chime hoop 3 constructed in place thereon. As is shown in Fi s. 1 and 2, a spiral bead is formed upon tie upper edge of the hoop 8, the marginal edge 4 of of the metal rming'the hoop.

In Fig: 93 the hoop 8 is provided with a modified form of spiral bead, in which the edge a of the hoop is free, in this construc- Patented oases-Q1909;

7 I .fllOSdiSPiI'ftl such as shown. in F i of Pittsburg, Allegheny ieounty'f Bennsyl- I yania, have invented aznewand useful y,I111 pro v'en 'ent in Meta-lifioops, of which the :Eol- 5 I --In1 F1g. l the hoop- 3 s provld'ed with a 'sjjir'ahbead, in which-the edge of the inetal' 'fis' r-inwardly and upwardly curled so, asto tioifth e' "nietal: being yvrabbed d {bringthe opposing sidesof. thejmetalain the' '1- Q edgekl v of the. hoop. body of jtheshoop. I;

n oi tact with each otheihwith th out of contact witl l lfl h The i advantages of my invention Willl'be ing -the edge of thebe'adedmarginjof the l1oj0 "freefandout of contact w ith the {sides jolt t e -hoop,-the bead ban befti htly coiled" into"'shape;withthe..surfaoes*o the metal; Lin! close I contact fnotwit -hstandingj the tenden-cyjofthe' metal'in'the beadto s away and..-;sepa rate the-contacting sur aces on ac- "count" of they elasticity of'the' metaL' The bead: so formed will impart the necessary .fstifi'ne's's jto. the hoop and Will offer sufiicient resistance 130' the; driving force applied "in" p tt'ing the hoop place on the barrels and AJ.- spiralbbead inaybe formed on both I EedgeSof Zthe hoop instead of on one as'shown, and other. changes may be made within the 'scti'pe of my invention; ola1m: I

metalstriphaving afsti 'ening bead on-o'ne ta'cting with each f other to form-a resilient driving edge on said hoop"; substantially as described.

2. A barrel hoop comprising a flat -thin metal stri having a" marginal stiffening bead, theend being bound spirally, an

having the .surfacesin contact with each other with the edge-of thebeaded inargin of 'the'hoop free to form a resilient drivin ed e of the hoop; substantially as-describe Witnesses:

' R. DlLn'rnn,

H M. Coawm.

edgeythe bead being Wound spirally, and having the surifaes of the spiral bead con- JAMESFW.I;BRAINARD. I I I i 

